| File: | daq/rfarm/event/modules/src/Rbuf2DsModule.cc |
| Warning: | line 85, column 11 Although the value stored to 'size' is used in the enclosing expression, the value is never actually read from 'size' |
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| 1 | /************************************************************************** |
| 2 | * basf2 (Belle II Analysis Software Framework) * |
| 3 | * Author: The Belle II Collaboration * |
| 4 | * * |
| 5 | * See git log for contributors and copyright holders. * |
| 6 | * This file is licensed under LGPL-3.0, see LICENSE.md. * |
| 7 | **************************************************************************/ |
| 8 | |
| 9 | #include <daq/rfarm/event/modules/Rbuf2DsModule.h> |
| 10 | #include <TSystem.h> |
| 11 | #include <stdlib.h> |
| 12 | #include <signal.h> |
| 13 | |
| 14 | #include "framework/core/Environment.h" |
| 15 | |
| 16 | //extern int basf2SignalReceived; |
| 17 | |
| 18 | |
| 19 | namespace { |
| 20 | // Signal Handler |
| 21 | static int signalled = 0; |
| 22 | static void signalHandler(int sig) |
| 23 | { |
| 24 | signalled = sig; |
| 25 | printf("Rbuf2Ds : Signal received\n"); |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | using namespace std; |
| 30 | using namespace Belle2; |
| 31 | |
| 32 | |
| 33 | //----------------------------------------------------------------- |
| 34 | // Register the Module |
| 35 | //----------------------------------------------------------------- |
| 36 | REG_MODULE(Rbuf2Ds)namespace { struct ModuleProxyRbuf2Ds: public ModuleProxyBase { ModuleProxyRbuf2Ds(): ModuleProxyBase("Rbuf2Ds", "" "daq") {} virtual ::Belle2::Module* createInstance() const override final { return new Rbuf2DsModule(); } } proxyRbuf2DsModule; }; |
| 37 | |
| 38 | //----------------------------------------------------------------- |
| 39 | // Implementation |
| 40 | //----------------------------------------------------------------- |
| 41 | |
| 42 | Rbuf2DsModule::Rbuf2DsModule() : Module() |
| 43 | { |
| 44 | //Set module properties |
| 45 | setDescription("Encode DataStore into RingBuffer"); |
| 46 | // setPropertyFlags(c_Input | c_ParallelProcessingCertified); |
| 47 | |
| 48 | addParam("RingBufferName", m_rbufname, "Name of RingBuffer", |
| 49 | string("InputRbuf")); |
| 50 | addParam("CompressionLevel", m_compressionLevel, "Compression level", |
| 51 | 0); |
| 52 | |
| 53 | m_rbuf = NULL__null; |
| 54 | m_nrecv = 0; |
| 55 | m_compressionLevel = 0; |
| 56 | |
| 57 | |
| 58 | //Parameter definition |
| 59 | B2INFO("Rx: Constructor done.")do { if (Belle2::LogSystem::Instance().isLevelEnabled(Belle2:: LogConfig::c_Info, 0, "daq")) { { LogVariableStream varStream ; varStream << "Rx: Constructor done."; Belle2::LogSystem ::Instance().sendMessage(Belle2::LogMessage(Belle2::LogConfig ::c_Info, std::move(varStream), "daq", __PRETTY_FUNCTION__, "daq/rfarm/event/modules/src/Rbuf2DsModule.cc" , 59, 0)); }; } } while(false); |
| 60 | } |
| 61 | |
| 62 | |
| 63 | Rbuf2DsModule::~Rbuf2DsModule() |
| 64 | { |
| 65 | } |
| 66 | |
| 67 | void Rbuf2DsModule::initialize() |
| 68 | { |
| 69 | gSystem->Load("libdataobjects"); |
| 70 | |
| 71 | // m_rbuf = new RingBuffer(m_rbufname.c_str(), RBUFSIZE); |
| 72 | m_rbuf = new RingBuffer(m_rbufname.c_str()); |
| 73 | |
| 74 | // Initialize DataStoreStreamer |
| 75 | m_streamer = new DataStoreStreamer(m_compressionLevel); |
| 76 | |
| 77 | |
| 78 | // Read the first event in RingBuffer and restore in DataStore. |
| 79 | // This is necessary to create object tables before TTree initialization |
| 80 | // if used together with SimpleOutput. |
| 81 | |
| 82 | // Prefetch the first record in Ring Buffer |
| 83 | int size; |
| 84 | char* evtbuf = new char[MAXEVTSIZE400000000]; |
| 85 | while ((size = m_rbuf->remq((int*)evtbuf)) == 0) { |
Although the value stored to 'size' is used in the enclosing expression, the value is never actually read from 'size' | |
| 86 | // printf ( "Rx : evtbuf is not available yet....\n" ); |
| 87 | // usleep(100); |
| 88 | if (signalled != 0) break; |
| 89 | usleep(20); |
| 90 | } |
| 91 | |
| 92 | // Restore objects in DataStore |
| 93 | EvtMessage* evtmsg = new EvtMessage(evtbuf); |
| 94 | m_streamer->restoreDataStore(evtmsg); |
| 95 | |
| 96 | // Delete buffers |
| 97 | delete evtmsg; |
| 98 | delete[] evtbuf; |
| 99 | |
| 100 | m_nrecv = -1; |
| 101 | |
| 102 | B2INFO("Rx initialized.")do { if (Belle2::LogSystem::Instance().isLevelEnabled(Belle2:: LogConfig::c_Info, 0, "daq")) { { LogVariableStream varStream ; varStream << "Rx initialized."; Belle2::LogSystem::Instance ().sendMessage(Belle2::LogMessage(Belle2::LogConfig::c_Info, std ::move(varStream), "daq", __PRETTY_FUNCTION__, "daq/rfarm/event/modules/src/Rbuf2DsModule.cc" , 102, 0)); }; } } while(false); |
| 103 | } |
| 104 | |
| 105 | |
| 106 | void Rbuf2DsModule::beginRun() |
| 107 | { |
| 108 | if (Environment::Instance().getNumberProcesses() != 0) { |
| 109 | struct sigaction s; |
| 110 | memset(&s, '\0', sizeof(s)); |
| 111 | s.sa_handler__sigaction_handler.sa_handler = signalHandler; |
| 112 | sigemptyset(&s.sa_mask); |
| 113 | if (sigaction(SIGINT2, &s, NULL__null) != 0) { |
| 114 | B2FATAL("Rbuf2Ds: Error to connect signal handler")do { { LogVariableStream varStream; varStream << "Rbuf2Ds: Error to connect signal handler" ; Belle2::LogSystem::Instance().sendMessage(Belle2::LogMessage (Belle2::LogConfig::c_Fatal, std::move(varStream), "daq", __PRETTY_FUNCTION__ , "daq/rfarm/event/modules/src/Rbuf2DsModule.cc", 114, 0)); } ; exit(1); } while(false); |
| 115 | } |
| 116 | printf("Ds2Rbuf : Signal Handler installed.\n"); |
| 117 | } |
| 118 | B2INFO("beginRun called.")do { if (Belle2::LogSystem::Instance().isLevelEnabled(Belle2:: LogConfig::c_Info, 0, "daq")) { { LogVariableStream varStream ; varStream << "beginRun called."; Belle2::LogSystem::Instance ().sendMessage(Belle2::LogMessage(Belle2::LogConfig::c_Info, std ::move(varStream), "daq", __PRETTY_FUNCTION__, "daq/rfarm/event/modules/src/Rbuf2DsModule.cc" , 118, 0)); }; } } while(false); |
| 119 | } |
| 120 | |
| 121 | |
| 122 | void Rbuf2DsModule::event() |
| 123 | { |
| 124 | m_nrecv++; |
| 125 | // First event is already loaded |
| 126 | if (m_nrecv == 0) return; |
| 127 | |
| 128 | // Get a record from ringbuf |
| 129 | int size; |
| 130 | |
| 131 | char* evtbuf = new char[MAXEVTSIZE400000000]; |
| 132 | while ((size = m_rbuf->remq((int*)evtbuf)) == 0) { |
| 133 | // printf ( "Signal Status = %d\n", globalSignalReceived ); |
| 134 | if (signalled != 0) break; |
| 135 | usleep(100); |
| 136 | // usleep(20); |
| 137 | } |
| 138 | |
| 139 | B2INFO("Rbuf2Ds: got an event from RingBuffer, size=" << size <<do { if (Belle2::LogSystem::Instance().isLevelEnabled(Belle2:: LogConfig::c_Info, 0, "daq")) { { LogVariableStream varStream ; varStream << "Rbuf2Ds: got an event from RingBuffer, size=" << size << " (proc= " << (int)getpid() << ")"; Belle2::LogSystem::Instance().sendMessage(Belle2::LogMessage (Belle2::LogConfig::c_Info, std::move(varStream), "daq", __PRETTY_FUNCTION__ , "daq/rfarm/event/modules/src/Rbuf2DsModule.cc", 140, 0)); } ; } } while(false) |
| 140 | " (proc= " << (int)getpid() << ")")do { if (Belle2::LogSystem::Instance().isLevelEnabled(Belle2:: LogConfig::c_Info, 0, "daq")) { { LogVariableStream varStream ; varStream << "Rbuf2Ds: got an event from RingBuffer, size=" << size << " (proc= " << (int)getpid() << ")"; Belle2::LogSystem::Instance().sendMessage(Belle2::LogMessage (Belle2::LogConfig::c_Info, std::move(varStream), "daq", __PRETTY_FUNCTION__ , "daq/rfarm/event/modules/src/Rbuf2DsModule.cc", 140, 0)); } ; } } while(false); |
| 141 | |
| 142 | // Build EvtMessage and decompose it |
| 143 | EvtMessage* msg = new EvtMessage(evtbuf); // Have EvtMessage by ptr cpy |
| 144 | if (msg->type() == MSG_TERMINATE) { |
| 145 | B2INFO("Rx: got termination message. Exitting....")do { if (Belle2::LogSystem::Instance().isLevelEnabled(Belle2:: LogConfig::c_Info, 0, "daq")) { { LogVariableStream varStream ; varStream << "Rx: got termination message. Exitting...." ; Belle2::LogSystem::Instance().sendMessage(Belle2::LogMessage (Belle2::LogConfig::c_Info, std::move(varStream), "daq", __PRETTY_FUNCTION__ , "daq/rfarm/event/modules/src/Rbuf2DsModule.cc", 145, 0)); } ; } } while(false); |
| 146 | return; |
| 147 | // Flag End Of File !!!!! |
| 148 | // return msg->type(); // EOF |
| 149 | } |
| 150 | |
| 151 | // Restore DataStore |
| 152 | // Restore DataStore |
| 153 | m_streamer->restoreDataStore(msg); |
| 154 | |
| 155 | /* |
| 156 | // Dummy event header for debugging |
| 157 | // Event Meta Data |
| 158 | StoreObjPtr<EventMetaData> evtm; |
| 159 | evtm.create(); |
| 160 | evtm->setExperiment(1); |
| 161 | evtm->setRun(1); |
| 162 | evtm->setEvent(m_nrecv); |
| 163 | */ |
| 164 | |
| 165 | |
| 166 | delete[] evtbuf; |
| 167 | delete msg; |
| 168 | |
| 169 | B2INFO("Rbuf2Ds: DataStore Restored!!")do { if (Belle2::LogSystem::Instance().isLevelEnabled(Belle2:: LogConfig::c_Info, 0, "daq")) { { LogVariableStream varStream ; varStream << "Rbuf2Ds: DataStore Restored!!"; Belle2:: LogSystem::Instance().sendMessage(Belle2::LogMessage(Belle2:: LogConfig::c_Info, std::move(varStream), "daq", __PRETTY_FUNCTION__ , "daq/rfarm/event/modules/src/Rbuf2DsModule.cc", 169, 0)); } ; } } while(false); |
| 170 | return; |
| 171 | // return type; |
| 172 | } |
| 173 | |
| 174 | void Rbuf2DsModule::endRun() |
| 175 | { |
| 176 | //fill Run data |
| 177 | |
| 178 | B2INFO("Rbuf2Ds: endRun done.")do { if (Belle2::LogSystem::Instance().isLevelEnabled(Belle2:: LogConfig::c_Info, 0, "daq")) { { LogVariableStream varStream ; varStream << "Rbuf2Ds: endRun done."; Belle2::LogSystem ::Instance().sendMessage(Belle2::LogMessage(Belle2::LogConfig ::c_Info, std::move(varStream), "daq", __PRETTY_FUNCTION__, "daq/rfarm/event/modules/src/Rbuf2DsModule.cc" , 178, 0)); }; } } while(false); |
| 179 | } |
| 180 | |
| 181 | |
| 182 | void Rbuf2DsModule::terminate() |
| 183 | { |
| 184 | B2INFO("Rbuf2Ds: terminate called")do { if (Belle2::LogSystem::Instance().isLevelEnabled(Belle2:: LogConfig::c_Info, 0, "daq")) { { LogVariableStream varStream ; varStream << "Rbuf2Ds: terminate called"; Belle2::LogSystem ::Instance().sendMessage(Belle2::LogMessage(Belle2::LogConfig ::c_Info, std::move(varStream), "daq", __PRETTY_FUNCTION__, "daq/rfarm/event/modules/src/Rbuf2DsModule.cc" , 184, 0)); }; } } while(false); |
| 185 | } |
| 186 |